        /* 自定义样式 */
        .auth-container {
            min-height: 100vh;
        }

        .auth-left {
            background: linear-gradient(135deg, rgb(113 120 223 / 90%) 0%, rgb(44 104 219 / 90%) 100%);
            position: relative;
            overflow: hidden;
        }

        .auth-left::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="white" opacity="0.1"/><circle cx="75" cy="75" r="1" fill="white" opacity="0.1"/><circle cx="50" cy="10" r="0.5" fill="white" opacity="0.1"/><circle cx="10" cy="60" r="0.5" fill="white" opacity="0.1"/><circle cx="90" cy="40" r="0.5" fill="white" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
            opacity: 0.3;
        }

        .auth-right {
            background: white;
        }

        .floating-icon {
            position: absolute;
            color: rgba(255, 255, 255, 0.2);
            animation: float 6s ease-in-out infinite;
        }

        .floating-icon:nth-child(1) {
            top: 15%;
            left: 15%;
            animation-delay: 0s;
        }

        .floating-icon:nth-child(2) {
            top: 25%;
            right: 15%;
            animation-delay: 2s;
        }

        .floating-icon:nth-child(3) {
            bottom: 20%;
            left: 20%;
            animation-delay: 4s;
        }

        .floating-icon:nth-child(4) {
            bottom: 15%;
            right: 20%;
            animation-delay: 6s;
        }

        @keyframes float {

            0%,
            100% {
                transform: translateY(0px);
            }

            50% {
                transform: translateY(-20px);
            }
        }

        .form-input {
            transition: all 0.3s ease;
        }

        .form-input:focus {
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
        }

        /* 确保左右各占50% */
        .auth-left {
            flex: 0 0 30%;
            max-width: 30%;
        }

        .auth-right {
            flex: 0 0 70%;
            max-width: 70%;
        }

        /* 斜光效果 */
        .btn-shine {
            position: relative;
            overflow: hidden;
        }

        .btn-shine::before {
            content: '';
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
            transform: skewX(-25deg);
            transition: left 0.6s ease;
        }

        .btn-shine:hover::before,
        .btn-shine.btn-clicked::before {
            left: 100%;
        }

        /* 点击动画 */
        .btn-shine.btn-clicked::before {
            animation: shine-click 0.8s ease-out;
        }

        @keyframes shine-click {
            0% {
                left: -100%;
            }

            100% {
                left: 100%;
            }
        }

        @media (max-width: 1023px) {
            .auth-left {
                display: none !important;
            }

            .auth-right {
                flex: 0 0 100%;
                max-width: 100%;
            }

            .floating-icon {
                display: none;
            }
        }